Bug#1017765: (no subject)

[Sylvestre Ledru]

Hello

Could you please provide a reduce test case?

Thanks
Sylvestre
On 2022-08-19 23:34, Jochen Sprickerhof wrote:
> Package: clang-14
> Version: 1:14.0.6-2
> Severity: normal
> X-Debbugs-Cc: jspricke at debian.org
> Control: affects -1 libeigen3-dev src:pcl
> 
> Hi,
> 
> on an up to date armel:
> 
> jspricke at harris:~$ dd-schroot-cmd -c $sessionid apt-get install
> clang-13 clang-14 libeigen3-dev
> (sid_armel-dchroot)jspricke at harris:~$ echo -e "#include
> <Eigen/Core>\nint main() {}" > eigen.cpp
> (sid_armel-dchroot)jspricke at harris:~$ clang++-14 -I
> /usr/include/eigen3 eigen.cpp
> In file included from eigen.cpp:1:
> In file included from /usr/include/eigen3/Eigen/Core:250:
> /usr/include/eigen3/Eigen/src/Core/arch/Default/GenericPacketMathFunctions.h:641:3:
> error: invalid output constraint '+g,w' in asm
>   EIGEN_OPTIMIZATION_BARRIER(y_round)
>   ^
> /usr/include/eigen3/Eigen/src/Core/util/Macros.h:1134:61: note:
> expanded from macro 'EIGEN_OPTIMIZATION_BARRIER'
>       #define EIGEN_OPTIMIZATION_BARRIER(X)  __asm__  ("" : "+g,w" 
> (X));
>                                                             ^
> In file included from eigen.cpp:1:
> In file included from /usr/include/eigen3/Eigen/Core:250:
> /usr/include/eigen3/Eigen/src/Core/arch/Default/GenericPacketMathFunctions.h:663:3:
> error: invalid output constraint '+g,w' in asm
>   EIGEN_OPTIMIZATION_BARRIER(x)
>   ^
> /usr/include/eigen3/Eigen/src/Core/util/Macros.h:1134:61: note:
> expanded from macro 'EIGEN_OPTIMIZATION_BARRIER'
>       #define EIGEN_OPTIMIZATION_BARRIER(X)  __asm__  ("" : "+g,w" 
> (X));
>                                                             ^
> In file included from eigen.cpp:1:
> In file included from /usr/include/eigen3/Eigen/Core:250:
> /usr/include/eigen3/Eigen/src/Core/arch/Default/GenericPacketMathFunctions.h:665:3:
> error: invalid output constraint '+g,w' in asm
>   EIGEN_OPTIMIZATION_BARRIER(x)
>   ^
> /usr/include/eigen3/Eigen/src/Core/util/Macros.h:1134:61: note:
> expanded from macro 'EIGEN_OPTIMIZATION_BARRIER'
>       #define EIGEN_OPTIMIZATION_BARRIER(X)  __asm__  ("" : "+g,w" 
> (X));
>                                                             ^
> 3 errors generated.
> 
> (sid_armel-dchroot)jspricke at harris:~$ clang++-13 -I
> /usr/include/eigen3 eigen.cpp
> (sid_armel-dchroot)jspricke at harris:~$ g++ -I /usr/include/eigen3 
> eigen.cpp
> 
> This currently breaks src:pcl, can you have a look?
> 
> Cheers Jochen
> 
> 
> -- System Information:
> Debian Release: bookworm/sid
>   APT prefers unstable-debug
>   APT policy: (500, 'unstable-debug'), (500, 'unstable')
> merged-usr: no
> Architecture: armel (armv7l)
> 
> Kernel: Linux 4.19.0-21-armmp (SMP w/1 CPU thread)
> Kernel taint flags: TAINT_DIE
> Locale: LANG=C, LC_CTYPE=C.UTF-8 (charmap=UTF-8), LANGUAGE not set
> Shell: /bin/sh linked to /bin/dash
> Init: unable to detect
> 
> Versions of packages clang-14 depends on:
> ii  binutils                2.38.90.20220713-2
> ii  libatomic1              12.1.0-8
> ii  libc6                   2.34-4
> ii  libc6-dev               2.34-4
> ii  libclang-common-14-dev  1:14.0.6-2
> ii  libclang-cpp14          1:14.0.6-2
> ii  libclang1-14            1:14.0.6-2
> ii  libgcc-12-dev           12.1.0-8
> ii  libgcc-s1               12.1.0-8
> ii  libllvm14               1:14.0.6-2
> ii  libobjc-12-dev          12.1.0-8
> ii  libstdc++-12-dev        12.1.0-8
> ii  libstdc++6              12.1.0-8
> ii  llvm-14-linker-tools    1:14.0.6-2
> 
> Versions of packages clang-14 recommends:
> pn  llvm-14-dev  <none>
> ii  python3      3.10.6-1
> 
> Versions of packages clang-14 suggests:
> pn  clang-14-doc  <none>
> 
> -- no debconf information